This paper develops a tractable analysis framework to evaluate the reliability and security
performance of cooperative non-orthogonal multiple access (co-NOMA) in cognitive …

In this paper, we design a secure transmission scheme in hybrid automatic repeat request
(HARQ) assisted cognitive non-orthogonal multiple access (NOMA) networks, where a …

This paper investigates physical layer security (PLS) in cognitive radio inspired non-
orthogonal multiple access (CR-NOMA) networks with multiple primary and secondary …

The implementation of advanced communication technologies such as nonorthogonal
multiple access technologies (NOMA) and cognitive radio (CR) technology in the Internet of …

As an important partner of fifth generation (5G) communication, the internet of things (IoT) is
widely used in many fields with its characteristics of massive terminals, intelligent …

The secrecy outage probability (SOP) performance is investigated for a cooperative non-
orthogonal multiple access system under eavesdropping attack, where a base station …

Considering the diversified communication requirements in the Internet-of-Things (IoT)
networks, this article proposes a nonorthogonal multiple access (NOMA) scheme which …

With the increasing demand for security in many sectors, such as defense and health
systems, developing secure Internet of Things (IoT) networks is a matter of great urgency …

This paper investigates the security performance of two relay selection schemes for
cooperative non-orthogonal multiple access (NOMA) systems, where K randomly distributed …

In this letter, we investigate the secrecy outage performance of a cooperative non-
orthogonal multiple access (NOMA) network, where a base station (BS) communicates with …